Here's a perfect tank for SR/TT/XT Yamahas, HD Sprints and whatever else you want it on. It's fairly spacious and has almost a 2 gallon capacity. It has a large channel and fits over frames that are up to 3" wide. Yes, you can get to the oil filler cap on 500 Yamahas. Omar's own styling based on the Harley XR. Center mount. Comes with a vented gas tank cap, tank mounted pet cocks and a center mount kit. Specs-18" long, 9.5" wide at widest point. 5.75" wide at rear and it's 6" tall.